201125080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{839}}^1$

素因数の和:1324

約数の個数: 64

約数和(自身を含む): 488980800

約数和(自身を除く): 287855720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 461, 520, 839, 922, 1678, 1844, 2305, 3356, 3688, 4195, 4610, 5993, 6712, 8390, 9220, 10907, 11986, 16780, 18440, 21814, 23972, 29965, 33560, 43628, 47944, 54535, 59930, 87256, 109070, 119860, 218140, 239720, 386779, 436280, 773558, 1547116, 1933895, 3094232, 3867790, 5028127, 7735580, 10056254, 15471160, 20112508, 25140635, 40225016, 50281270, 100562540, 201125080]

約数ペア:

[(1, 201125080), (2, 100562540), (4, 50281270), (5, 40225016), (8, 25140635), (10, 20112508), (13, 15471160), (20, 10056254), (26, 7735580), (40, 5028127), (52, 3867790), (65, 3094232), (104, 1933895), (130, 1547116), (260, 773558), (461, 436280), (520, 386779), (839, 239720), (922, 218140), (1678, 119860), (1844, 109070), (2305, 87256), (3356, 59930), (3688, 54535), (4195, 47944), (4610, 43628), (5993, 33560), (6712, 29965), (8390, 23972), (9220, 21814), (10907, 18440), (11986, 16780)]